55978769

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 74511360

約数和(自身を除く): 18532591

約数列:

[1, 7, 11, 19, 77, 83, 133, 209, 461, 581, 913, 1463, 1577, 3227, 5071, 6391, 8759, 11039, 17347, 35497, 38263, 61313, 96349, 121429, 267841, 420893, 674443, 726997, 2946251, 5088979, 7996967, 55978769]

約数ペア:

[(1, 55978769), (7, 7996967), (11, 5088979), (19, 2946251), (77, 726997), (83, 674443), (133, 420893), (209, 267841), (461, 121429), (581, 96349), (913, 61313), (1463, 38263), (1577, 35497), (3227, 17347), (5071, 11039), (6391, 8759)]